128315360

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{42209}}^1$

素因数の和:42243

約数の個数: 48

約数和(自身を含む): 319107600

約数和(自身を除く): 190792240

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 42209, 84418, 168836, 211045, 337672, 422090, 675344, 801971, 844180, 1350688, 1603942, 1688360, 3207884, 3376720, 4009855, 6415768, 6753440, 8019710, 12831536, 16039420, 25663072, 32078840, 64157680, 128315360]

約数ペア:

[(1, 128315360), (2, 64157680), (4, 32078840), (5, 25663072), (8, 16039420), (10, 12831536), (16, 8019710), (19, 6753440), (20, 6415768), (32, 4009855), (38, 3376720), (40, 3207884), (76, 1688360), (80, 1603942), (95, 1350688), (152, 844180), (160, 801971), (190, 675344), (304, 422090), (380, 337672), (608, 211045), (760, 168836), (1520, 84418), (3040, 42209)]